The Detailed Project Reports for high rail speed network for Delhi-Ahmedabad and Mumbai-Nagpur will take place soon
Bengaluru: As per news reports, an aerial LiDAR survey will be held for the 800 km Delhi-Varanasi High Speed rail corridor. This comes after the work on the survey for Delhi-Ahmedabad and Mumbai-Nagpur route. The tenders have been awarded in this regard.
Sushma Gaur, NHSRCL spokesperson said: "Tenders related to data collection and various other activities including LiDAR survey, required for the preparation of Detail Project Reports for Delhi-Varanasi, for which the first draft of the DPR has already been submitted.
"For Delhi-Ahmedabad high speed rail corridor and Mumbai-Nagpur high speed rail corridor, tenders are already awarded and the work is under progress."
Tenders have also been awarded in relation to the Mumbai-Hyderabad and Delhi-Amritsar route.
"We are working on finalising tenders for preparation of DPRs for other corridors like Chennai-Mysore and Varanasi-Howrah," she said.
When queried about when the DPR for these corridors will be finalised, she said that it will be completed in a phased manner by 2021 and 2022.
It should be noted that NHSRCL is collecting data on these new proposed corridors for the preparation of the DPRs.
It is also currently constructing the 508 km Mumbai-Ahmedabad high-speed rail project, popularly known as the Bullet Train Project.
A note on LiDAR survey
As per reports, this technique uses a combination of laser data, GPS data, flight parameters and actual photographs to give accurate survey data.
"Based on the findings of the survey, designing of the vertical and horizontal alignment, structures, location of the stations and depots, land requirement for the corridor, identification of project affected plots/structures, right of way etc are decided," Gaur was further quoted as saying.
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Last Updated Jan 17, 2021, 12:13 PM IST